Seiko Cal. 6381 - 430

The 6381-430 is a sought-after Solar piece from Seiko's golden era. Powered by the 6381 caliber with 33j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-560cbafe8f91]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

41mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

120m

Dial Color

Black

Jewels

33j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1969

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